diff --git a/Source/Crypto/X509/GenerateCertificate.cpp b/Source/Crypto/X509/GenerateCertificate.cpp
index 65749fa1..9cc7018a 100644
--- a/Source/Crypto/X509/GenerateCertificate.cpp
+++ b/Source/Crypto/X509/GenerateCertificate.cpp
@@ -173,13 +173,13 @@ namespace Aurora::Crypto::X509
         {
             auto issueNorm = AuTime::ToCivilTime(request.iIssuedDateMs, AuTime::ETimezoneShift::eUTC);
             auto issue = fmt::format("{:04}{:02}{:02}{:02}{:02}{:02}",
-                               issueNorm.tm_year + 1900, issueNorm.tm_mon + 1, issueNorm.tm_mday,
-                               issueNorm.tm_hour, issueNorm.tm_min, issueNorm.tm_sec);
+                               issueNorm.year, issueNorm.mon + 1, issueNorm.mday + 1,
+                               issueNorm.hour, issueNorm.min, issueNorm.sec);
 
             auto expireNorm = AuTime::ToCivilTime(request.iExpirationDateMs, AuTime::ETimezoneShift::eUTC);
             auto expire = fmt::format("{:04}{:02}{:02}{:02}{:02}{:02}",
-                               expireNorm.tm_year + 1900, expireNorm.tm_mon + 1, expireNorm.tm_mday,
-                               expireNorm.tm_hour, expireNorm.tm_min, expireNorm.tm_sec);
+                               expireNorm.year, expireNorm.mon + 1, expireNorm.mday + 1,
+                               expireNorm.hour, expireNorm.min, expireNorm.sec);
             if (mbedtls_x509write_crt_set_validity(&crt, issue.c_str(), expire.c_str()) != 0)
             {
                 SysPushErrorCrypto("Couldn't update certificate validity");
diff --git a/Source/Crypto/X509/x509.cpp b/Source/Crypto/X509/x509.cpp
index 43031b47..4aa32d20 100644
--- a/Source/Crypto/X509/x509.cpp
+++ b/Source/Crypto/X509/x509.cpp
@@ -345,12 +345,12 @@ namespace Aurora::Crypto::X509
     static AuInt64 ConvertTime(const mbedtls_x509_time &time)
     {
         AuTime::tm tm = {};
-        tm.tm_year = time.year - 1900;
-        tm.tm_mon  = time.mon - 1;
-        tm.tm_mday = time.day;
-        tm.tm_sec  = time.sec;
-        tm.tm_min  = time.min;
-        tm.tm_hour = time.hour;
+        tm.year = time.year;
+        tm.mon  = time.mon - 1;
+        tm.mday = time.day - 1;
+        tm.sec  = time.sec;
+        tm.min  = time.min;
+        tm.hour = time.hour;
         return AuTime::FromCivilTime(tm, AuTime::ETimezoneShift::eUTC);
     }
 
diff --git a/Source/Locale/LocaleStrings.cpp b/Source/Locale/LocaleStrings.cpp
index 7250df59..b02583ff 100644
--- a/Source/Locale/LocaleStrings.cpp
+++ b/Source/Locale/LocaleStrings.cpp
@@ -169,16 +169,16 @@ namespace Aurora::Locale
     {
         try
         {
-            bool simple = time.tm_mday == 0 && time.tm_mon == 0 && time.tm_year == 0;
+            bool simple = time.mday == 0 && time.mon == 0 && time.year == 0;
             if (simple)
             {
-                return fmt::format("{:02}-{:02}-{:02}", time.tm_hour, time.tm_min, time.tm_sec);
+                return fmt::format("{:02}-{:02}-{:02}", time.hour, time.min, time.sec);
             }
             else
             {
                 // Hard-code ISO-8601 locale because, the Americans locale doesn't make any sense whatsoever, and east asia has the right idea
                 // EU users and burgers seethe... we normalize one sane standard to disambiguate this shit across locale boundaries
-                return fmt::format("{:04}-{:02}-{:02} {:02}-{:02}-{:02}", time.tm_year + 1900, time.tm_mon + 1, time.tm_mday, time.tm_hour, time.tm_min, time.tm_sec);
+                return fmt::format("{:04}-{:02}-{:02} {:02}-{:02}-{:02}", time.year, time.mon + 1, time.mday + 1, time.hour, time.min, time.sec);
             }
         }
         catch (...)
@@ -195,8 +195,8 @@ namespace Aurora::Locale
             AuString tz {};
             auto tnorm = AuTime::NormalizeCivilTimezone(time, shift);
             return fmt::format("{:04}-{:02}-{:02}T{:02}-{:02}-{:02}Z",
-                               tnorm.tm_year + 1900, tnorm.tm_mon + 1, tnorm.tm_mday,
-                               tnorm.tm_hour, tnorm.tm_min, tnorm.tm_sec);
+                               tnorm.year, tnorm.mon + 1, tnorm.mday + 1,
+                               tnorm.hour, tnorm.min, tnorm.sec);
         }
         catch (...)
         {
@@ -212,8 +212,8 @@ namespace Aurora::Locale
             AuString tz {};
             auto tnorm = AuTime::NormalizeCivilTimezone(time, shift);
             return fmt::format("{:04}-{:02}-{:02}T{:02}:{:02}:{:02}Z",
-                               tnorm.tm_year + 1900, tnorm.tm_mon + 1, tnorm.tm_mday,
-                               tnorm.tm_hour, tnorm.tm_min, tnorm.tm_sec);
+                               tnorm.year, tnorm.mon + 1, tnorm.mday + 1,
+                               tnorm.hour, tnorm.min, tnorm.sec);
         }
         catch (...)
         {
diff --git a/Source/Logging/Sinks/DirLogArchive.cpp b/Source/Logging/Sinks/DirLogArchive.cpp
index 55b40ad1..0c112514 100644
--- a/Source/Logging/Sinks/DirLogArchive.cpp
+++ b/Source/Logging/Sinks/DirLogArchive.cpp
@@ -183,8 +183,8 @@ namespace Aurora::Logging::Sinks
         auto tm = Time::ToCivilTime(Time::CurrentClockMS());
         path = fmt::format("{}/{:04}-{:02}-{:02}T{:02}-{:02}-{:02}Z.{}",
                            baseDirectory,
-                           tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday,
-                           tm.tm_hour, tm.tm_min, tm.tm_sec,
+                           tm.year, tm.mon + 1, tm.mday + 1,
+                           tm.hour, tm.min, tm.sec,
                            bBinary ? "log" : "txt");
 
         CleanupOldLogs(meta, baseDirectory);